Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D284979 | Ribbon cassette or similar article | Thomas J. Bossack | 1986-08-05 |
| D280212 | Ribbon cassette or similar article | Thomas J. Bossack, Frederick M. Brown | 1985-08-20 |
| 4525088 | Compact rotary knife mechanism | Steven I. Tinker | 1985-06-25 |